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1 | /* |
2 | * AEAD: Authenticated Encryption with Associated Data |
3 | * |
4 | * This file provides API support for AEAD algorithms. |
5 | * |
6 | * Copyright (c) 2007 Herbert Xu <herbert@gondor.apana.org.au> |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify it |
9 | * under the terms of the GNU General Public License as published by the Free |
10 | * Software Foundation; either version 2 of the License, or (at your option) |
11 | * any later version. |
12 | * |
13 | */ |
14 | |
15 | #include <crypto/internal/aead.h> |
16 | #include <linux/err.h> |
17 | #include <linux/init.h> |
18 | #include <linux/kernel.h> |
19 | #include <linux/module.h> |
20 | #include <linux/rtnetlink.h> |
21 | #include <linux/sched.h> |
22 | #include <linux/slab.h> |
23 | #include <linux/seq_file.h> |
24 | #include <linux/cryptouser.h> |
25 | #include <net/netlink.h> |
26 | |
27 | #include "internal.h" |
28 | |
29 | static int setkey_unaligned(struct crypto_aead *tfm, const u8 *key, |
30 | unsigned int keylen) |
31 | { |
32 | struct aead_alg *aead = crypto_aead_alg(tfm); |
33 | unsigned long alignmask = crypto_aead_alignmask(tfm); |
34 | int ret; |
35 | u8 *buffer, *alignbuffer; |
36 | unsigned long absize; |
37 | |
38 | absize = keylen + alignmask; |
39 | buffer = kmalloc(absize, GFP_ATOMIC); |
40 | if (!buffer) |
41 | return -ENOMEM; |
42 | |
43 | alignbuffer = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1); |
44 | memcpy(alignbuffer, key, keylen); |
45 | ret = aead->setkey(tfm, alignbuffer, keylen); |
46 | memset(alignbuffer, 0, keylen); |
47 | kfree(buffer); |
48 | return ret; |
49 | } |
50 | |
51 | static int setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen) |
52 | { |
53 | struct aead_alg *aead = crypto_aead_alg(tfm); |
54 | unsigned long alignmask = crypto_aead_alignmask(tfm); |
55 | |
56 | if ((unsigned long)key & alignmask) |
57 | return setkey_unaligned(tfm, key, keylen); |
58 | |
59 | return aead->setkey(tfm, key, keylen); |
60 | } |
61 | |
62 | int crypto_aead_setauthsize(struct crypto_aead *tfm, unsigned int authsize) |
63 | { |
64 | struct aead_tfm *crt = crypto_aead_crt(tfm); |
65 | int err; |
66 | |
67 | if (authsize > crypto_aead_alg(tfm)->maxauthsize) |
68 | return -EINVAL; |
69 | |
70 | if (crypto_aead_alg(tfm)->setauthsize) { |
71 | err = crypto_aead_alg(tfm)->setauthsize(crt->base, authsize); |
72 | if (err) |
73 | return err; |
74 | } |
75 | |
76 | crypto_aead_crt(crt->base)->authsize = authsize; |
77 | crt->authsize = authsize; |
78 | return 0; |
79 | } |
80 | EXPORT_SYMBOL_GPL(crypto_aead_setauthsize); |
81 | |
82 | static unsigned int crypto_aead_ctxsize(struct crypto_alg *alg, u32 type, |
83 | u32 mask) |
84 | { |
85 | return alg->cra_ctxsize; |
86 | } |
87 | |
88 | static int no_givcrypt(struct aead_givcrypt_request *req) |
89 | { |
90 | return -ENOSYS; |
91 | } |
92 | |
93 | static int crypto_init_aead_ops(struct crypto_tfm *tfm, u32 type, u32 mask) |
94 | { |
95 | struct aead_alg *alg = &tfm->__crt_alg->cra_aead; |
96 | struct aead_tfm *crt = &tfm->crt_aead; |
97 | |
98 | if (max(alg->maxauthsize, alg->ivsize) > PAGE_SIZE / 8) |
99 | return -EINVAL; |
100 | |
101 | crt->setkey = tfm->__crt_alg->cra_flags & CRYPTO_ALG_GENIV ? |
102 | alg->setkey : setkey; |
103 | crt->encrypt = alg->encrypt; |
104 | crt->decrypt = alg->decrypt; |
105 | crt->givencrypt = alg->givencrypt ?: no_givcrypt; |
106 | crt->givdecrypt = alg->givdecrypt ?: no_givcrypt; |
107 | crt->base = __crypto_aead_cast(tfm); |
108 | crt->ivsize = alg->ivsize; |
109 | crt->authsize = alg->maxauthsize; |
110 | |
111 | return 0; |
112 | } |
113 | |
114 | #ifdef CONFIG_NET |
115 | static int crypto_aead_report(struct sk_buff *skb, struct crypto_alg *alg) |
116 | { |
117 | struct crypto_report_aead raead; |
118 | struct aead_alg *aead = &alg->cra_aead; |
119 | |
120 | strncpy(raead.type, "aead", sizeof(raead.type)); |
121 | strncpy(raead.geniv, aead->geniv ?: "<built-in>", sizeof(raead.geniv)); |
122 | |
123 | raead.blocksize = alg->cra_blocksize; |
124 | raead.maxauthsize = aead->maxauthsize; |
125 | raead.ivsize = aead->ivsize; |
126 | |
127 | if (nla_put(skb, CRYPTOCFGA_REPORT_AEAD, |
128 | sizeof(struct crypto_report_aead), &raead)) |
129 | goto nla_put_failure; |
130 | return 0; |
131 | |
132 | nla_put_failure: |
133 | return -EMSGSIZE; |
134 | } |
135 | #else |
136 | static int crypto_aead_report(struct sk_buff *skb, struct crypto_alg *alg) |
137 | { |
138 | return -ENOSYS; |
139 | } |
140 | #endif |
141 | |
142 | static void crypto_aead_show(struct seq_file *m, struct crypto_alg *alg) |
143 | __attribute__ ((unused)); |
144 | static void crypto_aead_show(struct seq_file *m, struct crypto_alg *alg) |
145 | { |
146 | struct aead_alg *aead = &alg->cra_aead; |
147 | |
148 | seq_printf(m, "type : aead\n"); |
149 | seq_printf(m, "async : %s\n", alg->cra_flags & CRYPTO_ALG_ASYNC ? |
150 | "yes" : "no"); |
151 | seq_printf(m, "blocksize : %u\n", alg->cra_blocksize); |
152 | seq_printf(m, "ivsize : %u\n", aead->ivsize); |
153 | seq_printf(m, "maxauthsize : %u\n", aead->maxauthsize); |
154 | seq_printf(m, "geniv : %s\n", aead->geniv ?: "<built-in>"); |
155 | } |
156 | |
157 | const struct crypto_type crypto_aead_type = { |
158 | .ctxsize = crypto_aead_ctxsize, |
159 | .init = crypto_init_aead_ops, |
160 | #ifdef CONFIG_PROC_FS |
161 | .show = crypto_aead_show, |
162 | #endif |
163 | .report = crypto_aead_report, |
164 | }; |
165 | EXPORT_SYMBOL_GPL(crypto_aead_type); |
166 | |
167 | static int aead_null_givencrypt(struct aead_givcrypt_request *req) |
168 | { |
169 | return crypto_aead_encrypt(&req->areq); |
170 | } |
171 | |
172 | static int aead_null_givdecrypt(struct aead_givcrypt_request *req) |
173 | { |
174 | return crypto_aead_decrypt(&req->areq); |
175 | } |
176 | |
177 | static int crypto_init_nivaead_ops(struct crypto_tfm *tfm, u32 type, u32 mask) |
178 | { |
179 | struct aead_alg *alg = &tfm->__crt_alg->cra_aead; |
180 | struct aead_tfm *crt = &tfm->crt_aead; |
181 | |
182 | if (max(alg->maxauthsize, alg->ivsize) > PAGE_SIZE / 8) |
183 | return -EINVAL; |
184 | |
185 | crt->setkey = setkey; |
186 | crt->encrypt = alg->encrypt; |
187 | crt->decrypt = alg->decrypt; |
188 | if (!alg->ivsize) { |
189 | crt->givencrypt = aead_null_givencrypt; |
190 | crt->givdecrypt = aead_null_givdecrypt; |
191 | } |
192 | crt->base = __crypto_aead_cast(tfm); |
193 | crt->ivsize = alg->ivsize; |
194 | crt->authsize = alg->maxauthsize; |
195 | |
196 | return 0; |
197 | } |
198 | |
199 | #ifdef CONFIG_NET |
200 | static int crypto_nivaead_report(struct sk_buff *skb, struct crypto_alg *alg) |
201 | { |
202 | struct crypto_report_aead raead; |
203 | struct aead_alg *aead = &alg->cra_aead; |
204 | |
205 | strncpy(raead.type, "nivaead", sizeof(raead.type)); |
206 | strncpy(raead.geniv, aead->geniv, sizeof(raead.geniv)); |
207 | |
208 | raead.blocksize = alg->cra_blocksize; |
209 | raead.maxauthsize = aead->maxauthsize; |
210 | raead.ivsize = aead->ivsize; |
211 | |
212 | if (nla_put(skb, CRYPTOCFGA_REPORT_AEAD, |
213 | sizeof(struct crypto_report_aead), &raead)) |
214 | goto nla_put_failure; |
215 | return 0; |
216 | |
217 | nla_put_failure: |
218 | return -EMSGSIZE; |
219 | } |
220 | #else |
221 | static int crypto_nivaead_report(struct sk_buff *skb, struct crypto_alg *alg) |
222 | { |
223 | return -ENOSYS; |
224 | } |
225 | #endif |
226 | |
227 | |
228 | static void crypto_nivaead_show(struct seq_file *m, struct crypto_alg *alg) |
229 | __attribute__ ((unused)); |
230 | static void crypto_nivaead_show(struct seq_file *m, struct crypto_alg *alg) |
231 | { |
232 | struct aead_alg *aead = &alg->cra_aead; |
233 | |
234 | seq_printf(m, "type : nivaead\n"); |
235 | seq_printf(m, "async : %s\n", alg->cra_flags & CRYPTO_ALG_ASYNC ? |
236 | "yes" : "no"); |
237 | seq_printf(m, "blocksize : %u\n", alg->cra_blocksize); |
238 | seq_printf(m, "ivsize : %u\n", aead->ivsize); |
239 | seq_printf(m, "maxauthsize : %u\n", aead->maxauthsize); |
240 | seq_printf(m, "geniv : %s\n", aead->geniv); |
241 | } |
242 | |
243 | const struct crypto_type crypto_nivaead_type = { |
244 | .ctxsize = crypto_aead_ctxsize, |
245 | .init = crypto_init_nivaead_ops, |
246 | #ifdef CONFIG_PROC_FS |
247 | .show = crypto_nivaead_show, |
248 | #endif |
249 | .report = crypto_nivaead_report, |
250 | }; |
251 | EXPORT_SYMBOL_GPL(crypto_nivaead_type); |
252 | |
253 | static int crypto_grab_nivaead(struct crypto_aead_spawn *spawn, |
254 | const char *name, u32 type, u32 mask) |
255 | { |
256 | struct crypto_alg *alg; |
257 | int err; |
258 | |
259 | type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); |
260 | type |= CRYPTO_ALG_TYPE_AEAD; |
261 | mask |= CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV; |
262 | |
263 | alg = crypto_alg_mod_lookup(name, type, mask); |
264 | if (IS_ERR(alg)) |
265 | return PTR_ERR(alg); |
266 | |
267 | err = crypto_init_spawn(&spawn->base, alg, spawn->base.inst, mask); |
268 | crypto_mod_put(alg); |
269 | return err; |
270 | } |
271 | |
272 | struct crypto_instance *aead_geniv_alloc(struct crypto_template *tmpl, |
273 | struct rtattr **tb, u32 type, |
274 | u32 mask) |
275 | { |
276 | const char *name; |
277 | struct crypto_aead_spawn *spawn; |
278 | struct crypto_attr_type *algt; |
279 | struct crypto_instance *inst; |
280 | struct crypto_alg *alg; |
281 | int err; |
282 | |
283 | algt = crypto_get_attr_type(tb); |
284 | if (IS_ERR(algt)) |
285 | return ERR_CAST(algt); |
286 | |
287 | if ((algt->type ^ (CRYPTO_ALG_TYPE_AEAD | CRYPTO_ALG_GENIV)) & |
288 | algt->mask) |
289 | return ERR_PTR(-EINVAL); |
290 | |
291 | name = crypto_attr_alg_name(tb[1]); |
292 | if (IS_ERR(name)) |
293 | return ERR_CAST(name); |
294 | |
295 | inst = kzalloc(sizeof(*inst) + sizeof(*spawn), GFP_KERNEL); |
296 | if (!inst) |
297 | return ERR_PTR(-ENOMEM); |
298 | |
299 | spawn = crypto_instance_ctx(inst); |
300 | |
301 | /* Ignore async algorithms if necessary. */ |
302 | mask |= crypto_requires_sync(algt->type, algt->mask); |
303 | |
304 | crypto_set_aead_spawn(spawn, inst); |
305 | err = crypto_grab_nivaead(spawn, name, type, mask); |
306 | if (err) |
307 | goto err_free_inst; |
308 | |
309 | alg = crypto_aead_spawn_alg(spawn); |
310 | |
311 | err = -EINVAL; |
312 | if (!alg->cra_aead.ivsize) |
313 | goto err_drop_alg; |
314 | |
315 | /* |
316 | * This is only true if we're constructing an algorithm with its |
317 | * default IV generator. For the default generator we elide the |
318 | * template name and double-check the IV generator. |
319 | */ |
320 | if (algt->mask & CRYPTO_ALG_GENIV) { |
321 | if (strcmp(tmpl->name, alg->cra_aead.geniv)) |
322 | goto err_drop_alg; |
323 | |
324 | memcpy(inst->alg.cra_name, alg->cra_name, CRYPTO_MAX_ALG_NAME); |
325 | memcpy(inst->alg.cra_driver_name, alg->cra_driver_name, |
326 | CRYPTO_MAX_ALG_NAME); |
327 | } else { |
328 | err = -ENAMETOOLONG; |
329 | if (snprintf(inst->alg.cra_name, CRYPTO_MAX_ALG_NAME, |
330 | "%s(%s)", tmpl->name, alg->cra_name) >= |
331 | CRYPTO_MAX_ALG_NAME) |
332 | goto err_drop_alg; |
333 | if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME, |
334 | "%s(%s)", tmpl->name, alg->cra_driver_name) >= |
335 | CRYPTO_MAX_ALG_NAME) |
336 | goto err_drop_alg; |
337 | } |
338 | |
339 | inst->alg.cra_flags = CRYPTO_ALG_TYPE_AEAD | CRYPTO_ALG_GENIV; |
340 | inst->alg.cra_flags |= alg->cra_flags & CRYPTO_ALG_ASYNC; |
341 | inst->alg.cra_priority = alg->cra_priority; |
342 | inst->alg.cra_blocksize = alg->cra_blocksize; |
343 | inst->alg.cra_alignmask = alg->cra_alignmask; |
344 | inst->alg.cra_type = &crypto_aead_type; |
345 | |
346 | inst->alg.cra_aead.ivsize = alg->cra_aead.ivsize; |
347 | inst->alg.cra_aead.maxauthsize = alg->cra_aead.maxauthsize; |
348 | inst->alg.cra_aead.geniv = alg->cra_aead.geniv; |
349 | |
350 | inst->alg.cra_aead.setkey = alg->cra_aead.setkey; |
351 | inst->alg.cra_aead.setauthsize = alg->cra_aead.setauthsize; |
352 | inst->alg.cra_aead.encrypt = alg->cra_aead.encrypt; |
353 | inst->alg.cra_aead.decrypt = alg->cra_aead.decrypt; |
354 | |
355 | out: |
356 | return inst; |
357 | |
358 | err_drop_alg: |
359 | crypto_drop_aead(spawn); |
360 | err_free_inst: |
361 | kfree(inst); |
362 | inst = ERR_PTR(err); |
363 | goto out; |
364 | } |
365 | EXPORT_SYMBOL_GPL(aead_geniv_alloc); |
366 | |
367 | void aead_geniv_free(struct crypto_instance *inst) |
368 | { |
369 | crypto_drop_aead(crypto_instance_ctx(inst)); |
370 | kfree(inst); |
371 | } |
372 | EXPORT_SYMBOL_GPL(aead_geniv_free); |
373 | |
374 | int aead_geniv_init(struct crypto_tfm *tfm) |
375 | { |
376 | struct crypto_instance *inst = (void *)tfm->__crt_alg; |
377 | struct crypto_aead *aead; |
378 | |
379 | aead = crypto_spawn_aead(crypto_instance_ctx(inst)); |
380 | if (IS_ERR(aead)) |
381 | return PTR_ERR(aead); |
382 | |
383 | tfm->crt_aead.base = aead; |
384 | tfm->crt_aead.reqsize += crypto_aead_reqsize(aead); |
385 | |
386 | return 0; |
387 | } |
388 | EXPORT_SYMBOL_GPL(aead_geniv_init); |
389 | |
390 | void aead_geniv_exit(struct crypto_tfm *tfm) |
391 | { |
392 | crypto_free_aead(tfm->crt_aead.base); |
393 | } |
394 | EXPORT_SYMBOL_GPL(aead_geniv_exit); |
395 | |
396 | static int crypto_nivaead_default(struct crypto_alg *alg, u32 type, u32 mask) |
397 | { |
398 | struct rtattr *tb[3]; |
399 | struct { |
400 | struct rtattr attr; |
401 | struct crypto_attr_type data; |
402 | } ptype; |
403 | struct { |
404 | struct rtattr attr; |
405 | struct crypto_attr_alg data; |
406 | } palg; |
407 | struct crypto_template *tmpl; |
408 | struct crypto_instance *inst; |
409 | struct crypto_alg *larval; |
410 | const char *geniv; |
411 | int err; |
412 | |
413 | larval = crypto_larval_lookup(alg->cra_driver_name, |
414 | CRYPTO_ALG_TYPE_AEAD | CRYPTO_ALG_GENIV, |
415 | CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); |
416 | err = PTR_ERR(larval); |
417 | if (IS_ERR(larval)) |
418 | goto out; |
419 | |
420 | err = -EAGAIN; |
421 | if (!crypto_is_larval(larval)) |
422 | goto drop_larval; |
423 | |
424 | ptype.attr.rta_len = sizeof(ptype); |
425 | ptype.attr.rta_type = CRYPTOA_TYPE; |
426 | ptype.data.type = type | CRYPTO_ALG_GENIV; |
427 | /* GENIV tells the template that we're making a default geniv. */ |
428 | ptype.data.mask = mask | CRYPTO_ALG_GENIV; |
429 | tb[0] = &ptype.attr; |
430 | |
431 | palg.attr.rta_len = sizeof(palg); |
432 | palg.attr.rta_type = CRYPTOA_ALG; |
433 | /* Must use the exact name to locate ourselves. */ |
434 | memcpy(palg.data.name, alg->cra_driver_name, CRYPTO_MAX_ALG_NAME); |
435 | tb[1] = &palg.attr; |
436 | |
437 | tb[2] = NULL; |
438 | |
439 | geniv = alg->cra_aead.geniv; |
440 | |
441 | tmpl = crypto_lookup_template(geniv); |
442 | err = -ENOENT; |
443 | if (!tmpl) |
444 | goto kill_larval; |
445 | |
446 | inst = tmpl->alloc(tb); |
447 | err = PTR_ERR(inst); |
448 | if (IS_ERR(inst)) |
449 | goto put_tmpl; |
450 | |
451 | if ((err = crypto_register_instance(tmpl, inst))) { |
452 | tmpl->free(inst); |
453 | goto put_tmpl; |
454 | } |
455 | |
456 | /* Redo the lookup to use the instance we just registered. */ |
457 | err = -EAGAIN; |
458 | |
459 | put_tmpl: |
460 | crypto_tmpl_put(tmpl); |
461 | kill_larval: |
462 | crypto_larval_kill(larval); |
463 | drop_larval: |
464 | crypto_mod_put(larval); |
465 | out: |
466 | crypto_mod_put(alg); |
467 | return err; |
468 | } |
469 | |
470 | struct crypto_alg *crypto_lookup_aead(const char *name, u32 type, u32 mask) |
471 | { |
472 | struct crypto_alg *alg; |
473 | |
474 | alg = crypto_alg_mod_lookup(name, type, mask); |
475 | if (IS_ERR(alg)) |
476 | return alg; |
477 | |
478 | if (alg->cra_type == &crypto_aead_type) |
479 | return alg; |
480 | |
481 | if (!alg->cra_aead.ivsize) |
482 | return alg; |
483 | |
484 | crypto_mod_put(alg); |
485 | alg = crypto_alg_mod_lookup(name, type | CRYPTO_ALG_TESTED, |
486 | mask & ~CRYPTO_ALG_TESTED); |
487 | if (IS_ERR(alg)) |
488 | return alg; |
489 | |
490 | if (alg->cra_type == &crypto_aead_type) { |
491 | if ((alg->cra_flags ^ type ^ ~mask) & CRYPTO_ALG_TESTED) { |
492 | crypto_mod_put(alg); |
493 | alg = ERR_PTR(-ENOENT); |
494 | } |
495 | return alg; |
496 | } |
497 | |
498 | BUG_ON(!alg->cra_aead.ivsize); |
499 | |
500 | return ERR_PTR(crypto_nivaead_default(alg, type, mask)); |
501 | } |
502 | EXPORT_SYMBOL_GPL(crypto_lookup_aead); |
503 | |
504 | int crypto_grab_aead(struct crypto_aead_spawn *spawn, const char *name, |
505 | u32 type, u32 mask) |
506 | { |
507 | struct crypto_alg *alg; |
508 | int err; |
509 | |
510 | type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); |
511 | type |= CRYPTO_ALG_TYPE_AEAD; |
512 | mask &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); |
513 | mask |= CRYPTO_ALG_TYPE_MASK; |
514 | |
515 | alg = crypto_lookup_aead(name, type, mask); |
516 | if (IS_ERR(alg)) |
517 | return PTR_ERR(alg); |
518 | |
519 | err = crypto_init_spawn(&spawn->base, alg, spawn->base.inst, mask); |
520 | crypto_mod_put(alg); |
521 | return err; |
522 | } |
523 | EXPORT_SYMBOL_GPL(crypto_grab_aead); |
524 | |
525 | struct crypto_aead *crypto_alloc_aead(const char *alg_name, u32 type, u32 mask) |
526 | { |
527 | struct crypto_tfm *tfm; |
528 | int err; |
529 | |
530 | type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); |
531 | type |= CRYPTO_ALG_TYPE_AEAD; |
532 | mask &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); |
533 | mask |= CRYPTO_ALG_TYPE_MASK; |
534 | |
535 | for (;;) { |
536 | struct crypto_alg *alg; |
537 | |
538 | alg = crypto_lookup_aead(alg_name, type, mask); |
539 | if (IS_ERR(alg)) { |
540 | err = PTR_ERR(alg); |
541 | goto err; |
542 | } |
543 | |
544 | tfm = __crypto_alloc_tfm(alg, type, mask); |
545 | if (!IS_ERR(tfm)) |
546 | return __crypto_aead_cast(tfm); |
547 | |
548 | crypto_mod_put(alg); |
549 | err = PTR_ERR(tfm); |
550 | |
551 | err: |
552 | if (err != -EAGAIN) |
553 | break; |
554 | if (signal_pending(current)) { |
555 | err = -EINTR; |
556 | break; |
557 | } |
558 | } |
559 | |
560 | return ERR_PTR(err); |
561 | } |
562 | EXPORT_SYMBOL_GPL(crypto_alloc_aead); |
563 | |
564 | MODULE_LICENSE("GPL"); |
565 | MODULE_DESCRIPTION("Authenticated Encryption with Associated Data (AEAD)"); |
566 |
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jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9